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Minecraft Version

1.12.2

Forge Version

forge-14.23.5.2838

Mod Version

Project Ozone 3 3.1.44, PneumaticCraft version 0.11.5-371

Describe your problem, including steps to reproduce it

Open the pneumaticcraft book, click the base concepts category, click getting started, click pressure tubes or pressure chamber. Crash.

Any other comments?

https://pastebin.com/3kLhAXJi

That looks like a problem in Patchouli to me. I'd suggest reporting it to them.